CVE-2024-28665
📋 TL;DR
DedeCMS v5.7 contains a Cross-Site Request Forgery (CSRF) vulnerability in the article_add.php component that allows attackers to trick authenticated administrators into performing unauthorized actions. This affects all DedeCMS v5.7 installations with administrative interfaces accessible to users. Attackers can exploit this to create, modify, or delete content without the administrator's knowledge.
💻 Affected Systems
- DedeCMS
📦 What is this software?
Dedecms by Dedecms
⚠️ Risk & Real-World Impact
Worst Case
Attackers could gain administrative control over the CMS, deface websites, inject malicious content, or create backdoor accounts leading to complete system compromise.
Likely Case
Unauthorized content creation/modification, website defacement, or injection of malicious scripts/links affecting site visitors.
If Mitigated
Limited impact with proper CSRF protections, though some administrative actions could still be triggered if other vulnerabilities exist.
🎯 Exploit Status
Exploitation requires social engineering to trick authenticated administrators into clicking malicious links.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Unknown
Vendor Advisory: Not available
Restart Required: No
Instructions:
No official patch available. Consider upgrading to a newer version if available or implementing CSRF protections manually.
🔧 Temporary Workarounds
Implement CSRF Tokens
allAdd anti-CSRF tokens to all administrative forms and validate them on submission.
Modify article_add.php and related files to include and validate CSRF tokens
Restrict Administrative Access
allLimit access to administrative interfaces to trusted IP addresses only.
Add IP-based restrictions to .htaccess or web server configuration for /dede/ directory
🧯 If You Can't Patch
- Implement strict SameSite cookie policies for session cookies
- Require re-authentication for sensitive administrative actions
🔍 How to Verify
Check if Vulnerable:
Check if /dede/article_add.php exists and lacks CSRF token validation in form submissions.Check Version:
Check DedeCMS version in system configuration or admin panel.Verify Fix Applied:
Verify that all administrative forms include and validate unique CSRF tokens before processing requests.📡 Detection & Monitoring
Log Indicators:
- Multiple article creation/modification requests from same IP without corresponding form submissions
- Unusual administrative activity patterns
Network Indicators:
- HTTP POST requests to /dede/article_add.php without Referer headers or with suspicious origins
SIEM Query:
source="web_logs" AND uri="/dede/article_add.php" AND method="POST" AND NOT referer="*dede*"